======================================
| [    9.665108][  T187] softirqs last disabled at (44249): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [    9.665110][  T187] Preemption disabled at:
| [    9.665111][  T187] 0x0
| [    9.665121][  T187] Tainted: [W]=WARN
[    9.665122][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.665124][  T187] Call Trace:
[    9.665126][  T187]  <TASK>
[    9.665127][  T187]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.665133][  T187]  __might_resched.cold (kernel/sched/core.c:9234)
[    9.665138][  T187]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    9.665142][  T187]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[    9.665147][  T187]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[    9.665150][  T187]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.665155][  T187]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.665158][  T187]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.665161][  T187]  put_chars (drivers/char/virtio_console.c:1176)
[    9.665164][  T187]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    9.665165][  T187]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[    9.665170][  T187]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[    9.665175][  T187]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    9.665181][  T187]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    9.665183][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.665186][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.665190][  T187]  console_emit_next_record (kernel/printk/printk.c:3183)
[    9.665193][  T187]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.665195][  T187]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[    9.665198][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.665200][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.665204][  T187]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.665208][  T187]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.665210][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.665215][  T187]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.665218][  T187]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.665220][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.665222][  T187]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    9.665230][  T187]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.665232][  T187]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.665235][  T187]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.665239][  T187]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.665242][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.665246][  T187]  _printk (kernel/printk/printk.c:2504)
[    9.665249][  T187]  ? snapshot_read.cold (user.c:?)
[    9.665252][  T187]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[    9.665255][  T187]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    9.665258][  T187]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[    9.665261][  T187]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[    9.665265][  T187]  ? exit_notify (kernel/exit.c:780)
[    9.665266][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.665269][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.665273][  T187]  do_group_exit (kernel/exit.c:1151)
[    9.665276][  T187]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[    9.665277][  T187]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[    9.665279][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    9.665283][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    9.665286][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.665288][  T187] RIP: 0033:0x7f68c30371b8
[    9.665290][  T187] Code: Unable to access opcode bytes at 0x7f68c303718e.

Code starting with the faulting instruction
===========================================
[    9.665292][  T187] RSP: 002b:00007ffc44fedcd8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[    9.665294][  T187] RAX: ffffffffffffffda RBX: 00007f68c3167f88 RCX: 00007f68c30371b8
[    9.665295][  T187] RDX: 00007f68c2d81fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[    9.665296][  T187] RBP: 00007ffc44fedd30 R08: 0000000000000000 R09: 0000000000008010
[    9.665297][  T187] R10: 00007ffc44fedaf0 R11: 0000000000000246 R12: 0000000000000001
[    9.665298][  T187] R13: 0000000000000000 R14: 00007f68c3166680 R15: 00007f68c3167fa0
| [   17.658204][  T326] softirqs last disabled at (14965): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   17.658206][  T326] Preemption disabled at:
| [   17.658207][  T326] vprintk_emit (kernel/printk/printk.c:2471)
| [   17.658216][  T326] Tainted: [W]=WARN
[   17.658217][  T326] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.658218][  T326] Call Trace:
[   17.658220][  T326]  <TASK>
[   17.658222][  T326]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   17.658227][  T326]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   17.658229][  T326]  __might_resched.cold (kernel/sched/core.c:9234)
[   17.658233][  T326]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   17.658237][  T326]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   17.658242][  T326]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   17.658245][  T326]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.658255][  T326]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   17.658258][  T326]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.658261][  T326]  put_chars (drivers/char/virtio_console.c:1176)
[   17.658263][  T326]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   17.658265][  T326]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   17.658268][  T326]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.658271][  T326]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.658275][  T326]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   17.658278][  T326]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.658279][  T326]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.658284][  T326]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   17.658285][  T326]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   17.658288][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.658291][  T326]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.658295][  T326]  console_emit_next_record (kernel/printk/printk.c:3183)
[   17.658298][  T326]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   17.658300][  T326]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   17.658303][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.658306][  T326]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.658312][  T326]  console_flush_one_record (kernel/printk/printk.c:3268)
[   17.658316][  T326]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   17.658317][  T326]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.658322][  T326]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   17.658325][  T326]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   17.658327][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.658329][  T326]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   17.658332][  T326]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   17.658334][  T326]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   17.658337][  T326]  vprintk_emit (kernel/printk/printk.c:2479)
[   17.658341][  T326]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   17.658346][  T326]  ? gact_cleanup_module (net/sched/act_gact.c:192) act_gact
[   17.658350][  T326]  _printk (kernel/printk/printk.c:2504)
[   17.658353][  T326]  ? snapshot_read.cold (user.c:?)
[   17.658359][  T326]  ? do_one_initcall (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/initcall.h:27 init/main.c:1356)
[   17.658362][  T326] gact_init_module (net/sched/act_gact.c:180) act_gact
[   17.658364][  T326]  do_one_initcall (init/main.c:1357)
[   17.658367][  T326]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   17.658371][  T326]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   17.658374][  T326]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   17.658379][  T326]  do_init_module (kernel/module/main.c:3117)
[   17.658382][  T326]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   17.658386][  T326]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   17.658390][  T326]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   17.658393][  T326]  load_module (kernel/module/main.c:3593)
[   17.658401][  T326]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   17.658404][  T326]  ? __ia32_sys_fsconfig (??:?)
[   17.658407][  T326]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   17.658411][  T326]  ? backing_file_read_iter (fs/backing-file.c:211)
[   17.658414][  T326]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.658418][  T326]  init_module_from_file (kernel/module/main.c:3790)
[   17.658421][  T326]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   17.658429][  T326]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   17.658432][  T326]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   17.658435][  T326]  idempotent_init_module (kernel/module/main.c:3802)
[   17.658438][  T326]  ? init_module_from_file (kernel/module/main.c:3791)
[   17.658444][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.658447][  T326]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   17.658452][  T326]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   17.658454][  T326]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   17.658458][  T326]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   17.658460][  T326]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   17.658463][  T326]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.658465][  T326] RIP: 0033:0x7fb2d57ef37d
[   17.658469][  T326] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48
All code
========
   0:	ff c3                	inc    %ebx
   2:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   9:	00 00 00 
   c:	90                   	nop
   d:	f3 0f 1e fa          	endbr64
  11:	48 89 f8             	mov    %rdi,%rax
  14:	48 89 f7             	mov    %rsi,%rdi
  17:	48 89 d6             	mov    %rdx,%rsi
  1a:	48 89 ca             	mov    %rcx,%rdx
  1d:	4d 89 c2             	mov    %r8,%r10
  20:	4d 89 c8             	mov    %r9,%r8
  23:	4c 8b 4c 24 08       	mov    0x8(%rsp),%r9
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa85
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa5b
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   17.658471][  T326] RSP: 002b:00007ffc1050dc68 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   17.658473][  T326] RAX: ffffffffffffffda RBX: 0000559d582e2810 RCX: 00007fb2d57ef37d
[   17.658475][  T326] RDX: 0000000000000000 RSI: 0000559d51e54ffd RDI: 0000000000000000
[   17.658476][  T326] RBP: 00007ffc1050dd00 R08: 0000000000000000 R09: 0000000000000000
[   17.658476][  T326] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559d51e54ffd
[   17.658477][  T326] R13: 0000559d582e2960 R14: 0000000000040000 R15: 0000000000000000
| [   23.082699][  T226] softirqs last disabled at (16360): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   23.082702][  T226] Preemption disabled at:
| [   23.082702][  T226] vprintk_emit (kernel/printk/printk.c:2471)
| [   23.082712][  T226] Tainted: [W]=WARN
[   23.082713][  T226] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.082715][  T226] Call Trace:
[   23.082716][  T226]  <TASK>
[   23.082718][  T226]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   23.082723][  T226]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   23.082726][  T226]  __might_resched.cold (kernel/sched/core.c:9234)
[   23.082730][  T226]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   23.082734][  T226]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   23.082740][  T226]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   23.082742][  T226]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   23.082748][  T226]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   23.082750][  T226]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   23.082753][  T226]  put_chars (drivers/char/virtio_console.c:1176)
[   23.082756][  T226]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   23.082759][  T226]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   23.082763][  T226]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.082766][  T226]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   23.082774][  T226]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   23.082776][  T226]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   23.082778][  T226]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.082780][  T226]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.082784][  T226]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   23.082785][  T226]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   23.082789][  T226]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.082793][  T226]  console_emit_next_record (kernel/printk/printk.c:3183)
[   23.082797][  T226]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   23.082799][  T226]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   23.082802][  T226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.082804][  T226]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.082808][  T226]  console_flush_one_record (kernel/printk/printk.c:3268)
[   23.082812][  T226]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   23.082814][  T226]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.082819][  T226]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   23.082822][  T226]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   23.082824][  T226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.082826][  T226]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   23.082830][  T226]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   23.082831][  T226]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   23.082835][  T226]  vprintk_emit (kernel/printk/printk.c:2479)
[   23.082838][  T226]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   23.082842][  T226]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   23.082846][  T226]  _printk (kernel/printk/printk.c:2504)
[   23.082849][  T226]  ? snapshot_read.cold (user.c:?)
[   23.082851][  T226]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[   23.082855][  T226]  ? stack_depot_save_flags (lib/stackdepot.c:728 (discriminator 3))
[   23.082859][  T226]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   23.082863][  T226]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   23.082866][  T226]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   23.082868][  T226]  ? netdev_notice (net/core/dev.c:13194)
[   23.082871][  T226]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.082876][  T226]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   23.082878][  T226]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   23.082882][  T226]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   23.082886][  T226]  dev_set_allmulti (net/core/dev_api.c:315)
[   23.082890][  T226]  mif6_delete (net/ipv6/ip6mr.c:782)
[   23.082895][  T226]  ? ipmr_expire_process (net/ipv4/ipmr.c:790)
[   23.082896][  T226]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   23.082899][  T226]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   23.082902][  T226]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   23.082903][  T226]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   23.082906][  T226]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   23.082910][  T226]  mroute_clean_tables (net/ipv4/ipmr.c:1343)
[   23.082912][  T226]  ? netlink_broadcast_filtered (net/netlink/af_netlink.c:1549)
[   23.082917][  T226]  ? do_one_broadcast (net/netlink/af_netlink.c:1500)
[   23.082919][  T226]  ? inet6_netconf_fill_devconf (./include/net/netlink.h:1614 net/ipv6/addrconf.c:564)
[   23.082924][  T226]  ? ip6mr_vif_seq_start (./include/linux/seq_file_net.h:21)
[   23.082931][  T226]  ? ip6mr_sk_done (net/ipv6/ip6mr.c:1682)
[   23.082933][  T226]  ip6mr_sk_done (net/ipv6/ip6mr.c:1682)
[   23.082936][  T226]  ? ip6mr_mfc_add (./include/net/ipv6.h:593)
[   23.082939][  T226]  ? ip6mr_get_table (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/ipv6/ip6mr.c:366 (discriminator 2))
[   23.082944][  T226]  ip6_mroute_setsockopt (net/ipv6/ip6mr.c:1749)
[   23.082947][  T226]  ? ip6mr_sk_done (net/ipv6/ip6mr.c:1670 (discriminator 2))
[   23.082949][  T226]  ? validate_chain (kernel/locking/lockdep.c:157 kernel/locking/lockdep.c:202 kernel/locking/lockdep.c:3329 kernel/locking/lockdep.c:3924)
[   23.082950][  T226]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   23.082954][  T226]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   23.082956][  T226]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   23.082958][  T226]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   23.082963][  T226]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   23.082964][  T226]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   23.082968][  T226]  do_ipv6_setsockopt (net/ipv6/ipv6_sockglue.c:397)
[   23.082971][  T226]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   23.082977][  T226]  ? ipv6_set_opt_hdr (net/ipv6/ipv6_sockglue.c:343 (discriminator 1))
[   23.082979][  T226]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   23.082983][  T226]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   23.082986][  T226]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[   23.082995][  T226]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   23.082998][  T226]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   23.083000][  T226]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   23.083002][  T226]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.083006][  T226]  ? kasan_save_stack (mm/kasan/common.c:58)
[   23.083010][  T226]  ? kasan_save_stack (mm/kasan/common.c:57)
[   23.083012][  T226]  ? kasan_record_aux_stack (mm/kasan/generic.c:556)
[   23.083014][  T226]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3181)
[   23.083016][  T226]  ? fput_close_sync (fs/file_table.c:617)
[   23.083018][  T226]  ? __x64_sys_close (fs/open.c:1560 fs/open.c:1545 fs/open.c:1545)
[   23.083021][  T226]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   23.083022][  T226]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.083027][  T226]  ? ipv6_setsockopt (net/ipv6/ipv6_sockglue.c:980)
[   23.083030][  T226]  ipv6_setsockopt (net/ipv6/ipv6_sockglue.c:980)
[   23.083033][  T226]  rawv6_setsockopt (net/ipv6/raw.c:1048)
[   23.083036][  T226]  ? raw6_seq_show (./include/net/raw.h:68)
[   23.083042][  T226]  do_sock_setsockopt (net/socket.c:2397)
[   23.083046][  T226]  ? put_user_ifreq (./arch/x86/include/asm/compat.h:94 (discriminator 1))
[   23.083048][  T226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.083050][  T226]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.083054][  T226]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3206 (discriminator 6))
[   23.083058][  T226]  __sys_setsockopt (net/socket.c:2422)
[   23.083063][  T226]  __x64_sys_setsockopt (net/socket.c:2428 net/socket.c:2425 net/socket.c:2425)
[   23.083065][  T226]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.083066][  T226]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   23.083068][  T226]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   23.083069][  T226]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   23.083071][  T226]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   23.083074][  T226]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.083075][  T226] RIP: 0033:0x7f55c0f352de
[   23.083080][  T226] Code: 55 48 63 c9 48 63 ff 45 89 c9 48 89 e5 48 83 ec 08 6a 2c e8 94 72 f7 ff c9 c3 66 90 f3 0f 1e fa 49 89 ca b8 36 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 0a c3 66 0f 1f 84 00 00 00 00 00 48 8b 15 e1
All code
========
   0:	55                   	push   %rbp
   1:	48 63 c9             	movslq %ecx,%rcx
   4:	48 63 ff             	movslq %edi,%rdi
   7:	45 89 c9             	mov    %r9d,%r9d
   a:	48 89 e5             	mov    %rsp,%rbp
   d:	48 83 ec 08          	sub    $0x8,%rsp
  11:	6a 2c                	push   $0x2c
  13:	e8 94 72 f7 ff       	call   0xfffffffffff772ac
  18:	c9                   	leave
  19:	c3                   	ret
  1a:	66 90                	xchg   %ax,%ax
  1c:	f3 0f 1e fa          	endbr64
  20:	49 89 ca             	mov    %rcx,%r10
  23:	b8 36 00 00 00       	mov    $0x36,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 0a                	ja     0x3c
  32:	c3                   	ret
  33:	66 0f 1f 84 00 00 00 	nopw   0x0(%rax,%rax,1)
  3a:	00 00 
  3c:	48                   	rex.W
  3d:	8b                   	.byte 0x8b
  3e:	15                   	.byte 0x15
  3f:	e1                   	.byte 0xe1

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 0a                	ja     0x12
   8:	c3                   	ret
   9:	66 0f 1f 84 00 00 00 	nopw   0x0(%rax,%rax,1)
  10:	00 00 
  12:	48                   	rex.W
  13:	8b                   	.byte 0x8b
  14:	15                   	.byte 0x15
  15:	e1                   	.byte 0xe1
[   23.083082][  T226] RSP: 002b:00007ffe37ee2bf8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[   23.083085][  T226] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f55c0f352de
[   23.083086][  T226] RDX: 00000000000000c9 RSI: 0000000000000029 RDI: 0000000000000008
[   23.083087][  T226] RBP: 00007ffe37ee2c10 R08: 0000000000000000 R09: 0000000000000160
[   23.083088][  T226] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004


Finger prints:
__alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print